package com.itheima.health.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.itheima.health.pojo.Member;

import java.util.List;
import java.util.Map;

public interface MemberService extends IService<Member> {
    Member findMemeberByTelephone(String telephone);

    Map<String, List> getMemberCount(String[] dateArray);

    Map<String, List> getMemberCountAndYear();

//    Map countMemberBySexAndAge();
}
